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Rotary Perforators:

Perforating / Louvering / Embossing

Michigan Roll Form Inc., Guarding removed for ease of viewing.

Versatility & Savings

  • Less cost initially and throughout its life when compared to press operation.
  • Can be utilized in-line or off-line as speeds up to 500 fpm.
  • Higher production speed and less down time.
  • MRF's patented perforating roll design has replaceable punches & buttons in precision bored & jig ground alloy steel retainer rings on ground spindles.
  • Less floor space required.
  • Decreased noise and vibration due to natural shearing motion.

Accuracy & Durability

  • Unique patented MRF design aligns punch and die rolls.
  • Precision ground matched gear set with adjustable timing & backlash.
  • Vertical spindle adjustment via micrometer-style hardened wedges.

Increased line speed

  • Up to 500 feet per minute.
  • Rotary perforation excels at higher speeds where presses often fail or become too costly.
  • Proprietary low pressure compressed air slug conveyance system.